Notes:Rig-Veda is known as the oldest religious text in the world. It is also known as “First testament” of mankind. It was composed around 1700 BC. Last hymns were composed between 1500-1200 BC. It’s a collection of hymns by a number of priest families. It is organized in 10 books which are called Mandalas

3. For the first time in Indian History, the description of the State Administration was found for which among the following periods?